[PATCH] iio: core: fix ptr_ret.cocci warnings

From: kbuild test robot <lkp@intel.com>
To: Daniel Baluta <daniel.baluta@intel.com>
Cc: kbuild-all@01.org, jic23@kernel.org, jlbec@evilplan.org,
	linux-iio@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	lars@metafoo.de, hch@lst.de, knaack.h@gmx.de,
	linux-kernel@vger.kernel.org, octavian.purdila@intel.com,
	pebolle@tiscali.nl, patrick.porlan@intel.com,
	adriana.reus@intel.com, constantin.musca@intel.com,
	marten@intuitiveaerial.com, daniel.baluta@intel.com,
	cristina.opriceana@gmail.com, pmeerw@pmeerw.net,
	viro@zeniv.linux.org.uk, akpm@linux-foundation.org
Subject: [PATCH] iio: core: fix ptr_ret.cocci warnings
Date: Sat, 24 Oct 2015 00:38:37 +0800	[thread overview]
Message-ID: <20151023163837.GA1049@lkp-hsx03> (raw)
In-Reply-To: <1445614411-533-4-git-send-email-daniel.baluta@intel.com>

drivers/iio/industrialio-sw-trigger.c:169:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

CC: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

 industrialio-sw-trigger.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/drivers/iio/industrialio-sw-trigger.c
+++ b/drivers/iio/industrialio-sw-trigger.c
@@ -166,9 +166,7 @@ static int __init iio_sw_trigger_init(vo
 		configfs_register_default_group(&iio_configfs_subsys.su_group,
 						"triggers",
 						&iio_triggers_group_type);
-	if (IS_ERR(iio_triggers_group))
-		return PTR_ERR(iio_triggers_group);
-	return 0;
+	return PTR_ERR_OR_ZERO(iio_triggers_group);
 }
 module_init(iio_sw_trigger_init);
 
